CN108906019A - Nano photo-catalytic - Google Patents

Nano photo-catalytic Download PDF

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Publication number
CN108906019A
CN108906019A CN201810657715.2A CN201810657715A CN108906019A CN 108906019 A CN108906019 A CN 108906019A CN 201810657715 A CN201810657715 A CN 201810657715A CN 108906019 A CN108906019 A CN 108906019A
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nano
parts
titanium dioxide
catalytic
nanometer
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李红波
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Guangzhou Yixuan Environment Protection Technology Co Ltd
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Guangzhou Yixuan Environment Protection Technology Co Ltd
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/06—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of zinc, cadmium or mercury
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/86—Catalytic processes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/86—Catalytic processes
    • B01D53/8668—Removing organic compounds not provided for in B01D53/8603 - B01D53/8665
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/86—Catalytic processes
    • B01D53/8678—Removing components of undefined structure
    • B01D53/8687—Organic components
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
    • B01J20/06—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising oxides or hydroxides of metals not provided for in group B01J20/04
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
    • B01J20/10—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
    • B01J20/103—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate comprising silica
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/002—Mixed oxides other than spinels, e.g. perovskite
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/30—Catalysts, in general, characterised by their form or physical properties characterised by their physical properties
    • B01J35/39—Photocatalytic properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/80—Type of catalytic reaction
    • B01D2255/802—Photocatalytic
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2258/00—Sources of waste gases
    • B01D2258/06—Polluted air

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Analytical Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
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Abstract

The invention discloses a kind of nano photo-catalytic, the ingredient including following parts by weight, 5~15 parts of the nano-titanium dioxide of 5-8nm, 3~8 parts of 5~10 part, nanometer AZO of nano silica, 100~200 parts of deionized water, 0.5~1 part of dispersing agent；Adsorbent of the invention can effectively adsorb the formaldehyde after interior decoration, ammonia, stupid, TVOC organic pollutant, and simplicity easy to use is low in cost, it will not rebound again after use, secondary pollution will not be generated to environment in product use process, long action time is administered more thorough.

Description

Nano photo-catalytic
Technical field
The present invention relates to environmental protection technical field, in particular to a kind of nano photo-catalytic.
Background technique
After new house finishing, the chemistry such as ammonia of the benzene homologues in formaldehyde, paint, wall release in adhesive is dirty Contaminate object can long-term slow release, constitute a serious threat to indoor occupant health.People room stay a period of time can feel it is dizzy, Dizzy, breathing discomfort, directly affects the health of indoor occupant, so, Synthetic is carried out to indoor environment after finishing Reason, is a urgent health engineering.In the prior art, improve indoor environment to remove ski dome, mainly have logical Wind method, solid activated carbon absorption, green plants absorption, plant are also limited except formaldehyde ability, and plant is only capable of PARA FORMALDEHYDE PRILLS(91,95), benzene etc. Harmful substance plays the governance role of auxiliary；Active carbon is to have certain suction-operated generally for benzene class.But it is opposite It is not just that clearly, the ability of active carbon will be increasingly weaker after general one month, and leads in the adsorption effect of formaldehyde If removing chemical pollutant by way of absorption, due to there is no the chemical reaction such as aoxidizing, decomposing, so elimination effect It is uncertain.The above method is all general for the effect for removing indoor organic pollutant.
Summary of the invention
It is good that the object of the present invention is to provide a kind of adsorption effects, free of contamination nano photo-catalytic.
To achieve the above object, the technical solution used in the present invention；
A kind of nano photo-catalytic, the ingredient including following parts by weight, 5~15 part, nanometer two of nano-titanium dioxide of 5-8nm 3~8 parts of 5~10 part, nanometer AZO of silica, 100~200 parts of deionized water, 0.5~1 part of dispersing agent.
The present invention uses titanium dioxide, silica, the AZO of nanostructure, is adsorbed by the microcellular structure of nano material The organic volatiles such as formaldehyde, while microcellular structure blocks to form closed protective film barrier after the organic volatiles such as formaldehyde adsorption The organic volatiles such as internal portion formaldehyde are discharged into air, and the applicant is had found by many experiments, when the partial size of titanium dioxide In 5~8nm, adsorption effect is best, and the partial size of titanium dioxide is small, and the aperture of the reticular structure formed is smaller, Ke Yiyou The organic volatiles such as effect barrier formaldehyde are discharged into air, and when light-illuminating, titanium dioxide of the invention, AZO have simultaneously There is photocatalysis performance, organic volatile can not only be adsorbed, while organic volatile can be decomposed；Titanium dioxide of the invention, When silica, AZO are used in combination, adsorption-decomposition function effect is far superior to used alone.
Preferably, the nano-titanium dioxide uses anatase titanium dioxide.The present invention uses anatase titanium dioxide, Under the catalysis of light, light-catalyzed reaction can occur.
Preferably, the ingredient including following parts by weight, 7.5~15 parts of the nano-titanium dioxide of 5-8nm, nano silica 6~10 3.5~8 parts of part, nanometer AZO, 100~200 parts of deionized water, 0.5~1 part of dispersing agent.
In adsorbent of the present invention, the proportion of component will affect the effect of composition, the study found that in the preferred weight In part range, adsorption-decomposition function better effect of the invention.
Preferably, the ingredient including following parts by weight, 7.5 parts of the nanometer anatase titania of 5nm, nano silica 6 3.5 parts of part, nanometer AZO, 100 parts of deionized water, 0.5 part of Sodium Polyacrylate.
Applicant has been surprisingly found that under the specific weight proportion, adsorption rate of the invention reaches most in many experiments It is good.
Preferably, the ingredient including following parts by weight, 15 parts of the nanometer anatase titania of 5nm, nano silica 7.5 8 parts of part, nanometer AZO, 200 parts of deionized water, 1 part of dispersing agent.
Preferably, so titanium dioxide is 5nm.Present inventor has found that titanium dioxide exists by numerous studies When 5nm, adsorption-decomposition function effect is best.
Preferably, the nano-titanium dioxide and nanometer AZO mass ratio are 25:4.Present inventor passes through numerous studies It was found that matching herein, adsorption-decomposition function effect is best.
A kind of preparation method of the nano photo-catalytic mixes dispersing agent, deionized water, low speed stirs at room temperature It mixes 15~20 minutes, sequentially adds nano-titanium dioxide, nano silica, nanometer AZO, high-speed stirred 15~20 minutes, It is uniformly mixed, adsorption decomposition agent of the invention is made.
Beneficial effects of the present invention:Adsorbent of the invention can effectively adsorb formaldehyde, ammonia, stupid, TVOC after interior decoration Organic pollutant, simplicity easy to use is low in cost, will not rebound again after use, will not to environment in product use process Secondary pollution is generated, long action time is administered more thorough.
Specific embodiment
Each raw material involved by following embodiment is the commercially available universal product unless otherwise instructed.
The invention discloses a kind of nano photo-catalytic, the ingredient including following parts by weight, the nano-titanium dioxide 5 of 5-8nm ~15 parts, 3~8 parts of 5~10 part, nanometer AZO of nano silica, 100~200 parts of deionized water, 0.5~1 part of dispersing agent.
The nano-titanium dioxide is anatase titanium dioxide.
Dispersing agent is one of Sodium Polyacrylate, enuatrol, polyvinylpyrrolidone；
The preparation method of above-mentioned adsorbent is：At room temperature, dispersing agent, deionized water are mixed, stir at low speed 15~ 20 minutes, nano-titanium dioxide, nano silica, nanometer AZO are sequentially added, high-speed stirred 15~20 minutes, mixing was equal It is even, adsorbent of the invention is made.
Embodiment 1
The nano photo-catalytic of the present embodiment, the ingredient including following parts by weight, the nanometer anatase titania 7.5 of 5nm Part, 3.5 parts of 6 part, nanometer AZO of nano silica, 100 parts of deionized water, 0.5 part of Sodium Polyacrylate.
Embodiment 2
The nano photo-catalytic of the present embodiment, the ingredient including following parts by weight, 5 parts of the nanometer anatase titania of 6nm, 3 parts of 5 part, nanometer AZO of nano silica, 120 parts of deionized water, 0.8 part of dispersing agent.
Embodiment 3
The nano photo-catalytic of the present embodiment, the ingredient including following parts by weight, the nanometer anatase titania 10 of 8nm Part, 5 parts of 7.5 part, nanometer AZO of nano silica, 150 parts of deionized water, 0.6 part of dispersing agent.
Embodiment 4
The nano photo-catalytic of the present embodiment, the ingredient including following parts by weight, the nanometer anatase titania 15 of 5nm Part, 8 parts of 7.5 part, nanometer AZO of nano silica, 200 parts of deionized water, 1 part of dispersing agent.
Embodiment 5
The present embodiment nano photo-catalytic, the ingredient including following parts by weight, nano-titanium dioxide 12.5 part, nanometer of 6nm 5 parts of 0 part, nanometer AZO of silica 1,150 parts of deionized water, 0.8 part of dispersing agent.
Experimental group 6
The present embodiment, which has investigated nano-titanium dioxide and nanometer AZO mass ratio, influences adsorption effect of the invention, each reality Test ingredient of the adsorbent of group by following parts by weight, 5~15 parts of nano-titanium dioxide, nano silica 5~10 part, nanometer 3~8 parts of AZO, 100~200 parts of deionized water, 0.5~1 part of dispersing agent.
Experimental group Nano-titanium dioxide and nanometer AZO mass ratio
Experimental group 1 25：7
Experimental group 2 2:1
Experimental group 3 1:1
Experimental group 4 5:8
Comparative example 1
The nano photo-catalytic of this comparative example, the ingredient including following parts by weight, the nanometer anatase titania 7.5 of 11nm Part, 3.5 parts of 6 part, nanometer AZO of nano silica, 100 parts of deionized water, 0.5 part of Sodium Polyacrylate.
Comparative example 2
The nano photo-catalytic of this comparative example, the ingredient including following parts by weight, the nanometer anatase titania 7.5 of 5nm Part, 6 parts of nano silica, 100 parts of deionized water, 0.5 part of Sodium Polyacrylate.
Comparative example 3
The nano photo-catalytic of this comparative example, the ingredient including following parts by weight, 6 part, nanometer AZO 3.5 of nano silica Part, 100 parts of deionized water, 0.5 part of Sodium Polyacrylate.
Comparative example 4
The adsorbent of the indoor decoration pollution of this comparative example, the ingredient including following parts by weight, the nano-titanium dioxide of 5nm 2 parts, AZO5 parts of nano silica 3 part, nanometer, 100 parts of deionized water, 0.5 part of dispersing agent.
Comparative example 5
The nano photo-catalytic of this comparative example, the ingredient including following parts by weight, nano-titanium dioxide 20 part, nanometer of 5nm 2 parts of 2 part, nanometer AZO of silica 1,200 parts of deionized water, 1 part of dispersing agent.
Performance test
The test of 1.1 adhesive force
Reagent is sprayed at releasable material surface when use by adsorbent prepared by the present invention, and adhesive force will will affect production Moral character energy, for the detection method of adhesive force of the present invention according to GB/T9286-1998, ground selects glass；Test environment of the invention Temperature is 23 DEG C, humidity 70%.Test result is as described in Table 2：
Group Adhesive force grade
Embodiment 1 0 grade
Embodiment 2 0 grade
Embodiment 3 0 grade
Embodiment 4 0 grade
Embodiment 5 0 grade
As can be known from Table 2, photocatalyst prepared by the present invention, adhesive force reach 0 grade highest, and adhesion effect is good.
1.2 skin irritation test
Skin irritation test test is carried out to light touching coal prepared by the embodiment of the present invention 2；
Tested material：The scavenger of embodiment 2
Animal and feeding environment：Rabbit, regular grade, totally four, weight is 2.5~3.6kg.Animal is in regular grade animal house Interior single cage raising, the temperature of animal house are 20~25 DEG C, are drunk water for tap water.
Test method：Before test about for 24 hours, back part of animal backbone diamond wool is cut, unhairing range is left and right about 3cm* 3cm, the scavenger of Example 2 are about 2mL, and being coated in is about 2.5cm*2.5cm on the skin of side, are smeared daily once, continuously It smears 14 days, other side skin is as control, and since second day, money unhairing was smeared every time, cleans removal of residue with warm water, Observation is as a result, press after 1h《Chemicals test philosophy》" skin irritation/corrosion test " table 411-1 scoring, check plot and reality It tests area and does same processing, experimental configuration is as shown in table 3：
As can be known from Table 3, do not occur erythema, oedema phenomenon using product of the invention, the present invention is non-stimulated product.
1.3 organic pollutant removal effects
Adsorbent commission China Testing Technology Institute Guangdong prepared by embodiment 1 to 6 and comparative example 1 to 5 is biochemical Inspection center is detected；
Experimental method：(1) GB50325-2010 code for indoor environmental pollution control of civil building engineering (2013 editions)
(2) in the public place GB/T18204.25-2000 air ammonia measuring method；
(3)GB/T18204.26-2000《Public place method for determining formaldehyde in air》；
(4) benzene, toluene and dimethylbenzene health test method, gas-chromatography in the atmosphere of the residential area GB/T11737-1989 Method.
Experiment condition：Photocatalyst agent prepared by embodiment 1 to 6 and comparative example 1 to 4 is sprayed on 3 pieces of 1m*1m's respectively It on glass plate, is put into sensing chamber, sensing chamber 1m3Environmental test chamber, daytime sunlight, evening daylight light irradiation；1m3's It in environmental test chamber, is acquired respectively through the air sample before and after glass sheet, measures its formaldehyde, ammonia, stupid, TVOC concentration, tied Fruit is as shown in table 4：
Group Formaldehyde removal rate Ammonia removal rate Benzene removal rate TVOC removal rate
Embodiment 1 98% 97.9% 98.5% 96.8%
Embodiment 2 94% 93.4% 96.6% 94.5%
Embodiment 3 93.7% 93% 94.8% 92.8%
Embodiment 4 96.8% 96.8% 97.8% 95.9%
Embodiment 5 95.3% 95.4% 95.3% 93.4%
Experimental group 1 98.1% 98% 98.7% 96.8%
Experimental group 2 93.7% 93% 94.8% 92.8%
Experimental group 3 90% 89.8% 90% 90.1%
Experimental group 4 89% 89.1% 89.7% 89.5%
Comparative example 1 74.1% 73.2% 74.6% 72.5%
Comparative example 2 76.7% 75.4% 76.8% 77.3%
Comparative example 3 77.9% 75.8% 77.4% 75.0%
Comparative example 4 79.5% 78.3% 79% 77.6%
Comparative example 5 78.9% 78% 79.3% 76.8%
As can be seen from Table 4, the adsorbent PARA FORMALDEHYDE PRILLS(91,95), ammonia of the embodiment of the present invention 1 to 5, stupid, TVOC adsorption rate are 90% More than, illustrate that photocatalyst of the invention has preferable removal effect, can be used for adsorbing formaldehyde, ammonia, the stupid, TVOC etc. in air Organic pollutant, wherein it is best with 1 effect of embodiment, and nano-titanium dioxide of the invention is selected at 5~8 nanometers, absorption Effect is best, the organic volatiles such as microcellular structure formaldehyde adsorption of nano material, while micro- after the organic volatiles such as formaldehyde adsorption Pore structure, which blocks, to be formed the organic volatiles such as closed protective film barrier interior of articles formaldehyde and is discharged into air, in comparative example 1 Titanium dioxide use 11nm, as can be known from the results, adsorption effect substantially reduces.And comparative example 2, comparative example 3 are relative to implementation Example 1 has lacked nanometer AZO, nano-titanium dioxide ingredient respectively, the results showed that, adsorption rate substantially reduces, and the present invention is using sharp Under the catalysis of light light-catalyzed reaction can occur for titanium-type titanium dioxide, studies have shown that zinc oxide also has photocatalysis work With, and zinc oxide is a kind of direct band gap semiconductor material with wide forbidden band, changes its property by doping, so that its catalytic effect increases Add, after nanometer AZO and nano-titanium dioxide, nano silica three are compound, adsorption effect and catalytic effect more preferably, this hair Bright each ingredient uses simultaneously, can be only achieved optimum efficiency, and individually its effect of one or two is not so good as the present invention, compares Example 4, fractions in comparative example 5 content range in addition to the present invention, effect also reduces, and illustrates only in particular range Interior, effect could be best.
Experimental group 1 to 4 is nano-titanium dioxide and nanometer AZO different quality compares the influence that the present invention removes, as a result table It is bright, when nano-titanium dioxide and nanometer AZO are 25:When 4, removal effect is best, and present inventor sends out by numerous studies Now obtain.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention rather than protects to the present invention The limitation of range is protected, although the invention is described in detail with reference to the preferred embodiments, those skilled in the art should Understand, it can be with modification or equivalent replacement of the technical solution of the present invention are made, without departing from the essence of technical solution of the present invention And range.

Claims (8)

1. a kind of nano photo-catalytic, which is characterized in that the ingredient including following parts by weight, the nano-titanium dioxide 5~15 of 5-8nm Part, 3~8 parts of 5~10 part, nanometer AZO of nano silica, 100~200 parts of deionized water, 0.5~1 part of dispersing agent.
2. nano photo-catalytic according to claim 1, which is characterized in that the nano-titanium dioxide uses anatase titanium dioxide dioxy Change titanium.
3. nano photo-catalytic according to claim 1, which is characterized in that the ingredient including following parts by weight, 5-8nm's receives Rice 7.5~15 parts of titanium dioxide, 3.5~8 parts of 6~10 part, nanometer AZO of nano silica, 100~200 parts of deionized water, 0.5~1 part of dispersing agent.
4. nano photo-catalytic according to claim 1, which is characterized in that the ingredient including following parts by weight, the rutile titania of 5nm 7.5 parts of type nano-titanium dioxide, 3.5 parts of 6 part, nanometer AZO of nano silica, 100 parts of deionized water, Sodium Polyacrylate 0.5 Part.
5. nano photo-catalytic according to claim 1, which is characterized in that the ingredient including following parts by weight, the rutile titania of 5nm 15 parts of type nano-titanium dioxide, 8 parts of 7.5 part, nanometer AZO of nano silica, 200 parts of deionized water, 1 part of dispersing agent.
6. nano photo-catalytic according to claim 1, which is characterized in that so titanium dioxide is 5nm.
7. nano photo-catalytic according to claim 1, which is characterized in that the nano-titanium dioxide and nanometer AZO mass Than being 25:4.
8. nano photo-catalytic according to any one of claims 1 to 7, which is characterized in that the preparation method of the photocatalyst At room temperature, dispersing agent, deionized water to be mixed, is stirred at low speed 15~20 minutes, is sequentially added nano-titanium dioxide, receives Rice silica, nanometer AZO high-speed stirred 15~20 minutes, are uniformly mixed, adsorbent of the invention are made.
CN201810657715.2A 2018-06-22 2018-06-22 Nano photo-catalytic Pending CN108906019A (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111701582A (en) * 2020-01-22 2020-09-25 北京林业大学 Novel photocatalyst and preparation method thereof
CN112915776A (en) * 2019-12-05 2021-06-08 济南绿豆侠环保科技有限公司 Efficient nano photocatalyst spray and preparation method thereof
CN113769549A (en) * 2021-08-16 2021-12-10 创钛中科广至材料(苏州)有限公司 Aldehyde removing agent
CN114167560A (en) * 2021-12-07 2022-03-11 长飞光纤光缆股份有限公司 Butterfly-shaped optical cable

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1775347A (en) * 2005-11-02 2006-05-24 刘应希 Nano composite photo catalyst and its preparing method
CN101289334A (en) * 2008-06-17 2008-10-22 中国科学院广州能源研究所 Self-cleaning, heat-insulation and heat-preservation ceramic and method for preparing same
JP4187454B2 (en) * 2002-03-29 2008-11-26 大日本印刷株式会社 Antireflection film
CN105251471A (en) * 2015-10-28 2016-01-20 广州怡轩环保科技有限公司 Photocatalyst
CN105368223A (en) * 2015-11-12 2016-03-02 扬州大学 Mercerizing photocatalyst emulsion finish and production technology thereof
CN106362584A (en) * 2016-08-25 2017-02-01 杭州利纯环保科技有限公司 Nano photo-catalyst air deodorant and preparation method of same

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4187454B2 (en) * 2002-03-29 2008-11-26 大日本印刷株式会社 Antireflection film
CN1775347A (en) * 2005-11-02 2006-05-24 刘应希 Nano composite photo catalyst and its preparing method
CN101289334A (en) * 2008-06-17 2008-10-22 中国科学院广州能源研究所 Self-cleaning, heat-insulation and heat-preservation ceramic and method for preparing same
CN105251471A (en) * 2015-10-28 2016-01-20 广州怡轩环保科技有限公司 Photocatalyst
CN105368223A (en) * 2015-11-12 2016-03-02 扬州大学 Mercerizing photocatalyst emulsion finish and production technology thereof
CN106362584A (en) * 2016-08-25 2017-02-01 杭州利纯环保科技有限公司 Nano photo-catalyst air deodorant and preparation method of same

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
张新娟，: ""掺杂氧化锌纳米粉体的合成及其性能研究"", 《中国优秀硕士学位论文全文数据库 工程科技Ⅰ辑》 *

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112915776A (en) * 2019-12-05 2021-06-08 济南绿豆侠环保科技有限公司 Efficient nano photocatalyst spray and preparation method thereof
CN111701582A (en) * 2020-01-22 2020-09-25 北京林业大学 Novel photocatalyst and preparation method thereof
CN113769549A (en) * 2021-08-16 2021-12-10 创钛中科广至材料(苏州)有限公司 Aldehyde removing agent
CN114167560A (en) * 2021-12-07 2022-03-11 长飞光纤光缆股份有限公司 Butterfly-shaped optical cable
CN114167560B (en) * 2021-12-07 2022-09-23 长飞光纤光缆股份有限公司 Butterfly-shaped optical cable

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Application publication date: 20181130